

Dr. Jeffrey Firkins: Isoacids in Dairy Nutrition | Ep. 46
Hello there!
In this episode of The Dairy Nutrition Blackbelt Podcast, Dr. Jeffrey Firkins, a professor of animal science at OSU, discusses the latest insights on isoacids and their role in dairy cattle nutrition. The conversation covers fiber digestibility, microbial protein synthesis, and the impact of isoacids across different lactation stages. Tune in to explore how these factors contribute to improved feed efficiency and overall dairy production—listen now on your favorite platform!
"The most consistent benefits we see from isoacids are improvements in fiber digestibility and feed efficiency across different stages of lactation."
Meet the guest: Dr. Jeffrey Firkins, a professor at Ohio State University, has over 35 years of experience in rumen microbiology and microbial protein synthesis. His research focuses on optimizing dairy nutrition through improved protein efficiency. Dr. Firkins has contributed significantly to advancements in microbial protein modeling.
What will you learn:
- (00:00) Highlight
- (01:18) Introduction
- (02:08) Overview of isoacids
- (03:28) Feed efficiency and lactation stages
- (04:58) Modes of action of isoacids
- (07:03) Adaptation of rumen bacteria
- (09:21) Future research directions
- (10:58) Closing thoughts
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